MAX5980 Datasheet (Maxim Integrated) - IEEE 802.3at/af PSE Controller

MAX5980, IEEE 802.3at/af PSE Controller

The MAX5980 is a quad, power-sourcing equipment (PSE) power controller designed for use in IEEE® 802.3at/af-compliant PSE.

This device provides powered device (PD) discovery, classification, current limit, and load disconnect detection.

The device supports both fully automatic operation and software

MAX5980 Features

* an I2C-compatible, 3-wire serial interface, and is fully software configurable and programmable. The device provides instantaneous readout of port current and voltage through the I2C interface. The device’s extensive programmability enhances system flexibility, enables field diagnosis, and allows fo